14 results
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
sound and carotid pulse ... • c wave - caused ... the y descent cannot ... Jugular #Waveforms #JVP ... #PhysicalExam #
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... Diagnosis Framework ... findings based on cause ... uw_IMresidency #Shock #Differential ... #Diagnosis #table
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Widened Pulse Pressure ... Pulse pressure ... Pulse Pressure = ... Pulse Pressure = ... #Pressure #Differential
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... abrupt rise in RA pressure ... are enough to diagnose ... excludes other differentials ... Awaves #AVNRT #PhysicalExam
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Jugular Venous Pressure ... Diagnosis - Absent ... pulmonic stenosis - Cannon ... Jugular #Waveforms #JVP ... Diagnosis #PhysicalExam
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
- Differential ... Diagnosis Algorithm ... pressure >10mmHg ... #Diagnosis #Algorithm ... #causes
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
Central venous pressure ... atrial pressure ... Classic “cannon ... waves” caused by ... Interpretation #Diagnosis
Quincke's Pulse in a patient with a normal echocardiogram (non-valvular)

A 70 y/o man presents with new
pressure (~100 ... , and elevated JVP ... highest on my differential ... AorticRegurgitation #Diagnosis ... #PhysicalExam #
Kussmaul's Sign - Differential Diagnosis

Typically the JVP decreases with inspiration as the negative intrathoracic pressure "sucks
Diagnosis Typically ... the JVP decreases ... or increase in JVP ... Kussmauls #Sign #physicalexam ... causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... refill - Poor pulses ... #diagnosis #lower ... extremity #msk #physicalexam